The activist is not the man who says the river is dirty. The activist is the man who cleans up the river.
— H. Ross Perot

A growing and increasingly influential movement of philosophers, ethicists, law professors and activists are convinced that the great moral struggle of our time will be for the rights of animals.
— Michael Pollan

The work of the political activist inevitably involves a certain tension between the requirement that position be taken on current issues as they arise and the desire that one's contributions will somehow survive the ravages of time.
— Angela Y. Davis

It is hard to see Judge Roberts as a judicial activist who would place ideological purity or a particular agenda above or ahead the need for thoughtful legal reasoning.
— Ron Wyden

What Mr. Obama wants in a nominee isn't really "empathy" and "understanding." He wants a liberal, activist Supreme Court justice.
— Karl Rove